Q: Is 131,805 a Composite Number?

 A: Yes, 131,805 is a composite number.

Why is 131,805 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 131,805 can be evenly divided by 1 3 5 9 15 29 45 87 101 145 261 303 435 505 909 1,305 1,515 2,929 4,545 8,787 14,645 26,361 43,935 and 131,805, with no remainder.

Since 131,805 cannot be divided by just 1 and 131,805, it is a composite number.


More Examples

Number 131,803131,804131,806131,807
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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